SM is a classic, but if you're ready for a change.. Then gotg could be just the machine for you.
My main gripe work out though....
Needs more
Ooga-chaka, ooga-ooga
Ooga-chaka, ooga-ooga
Ooga-chaka, ooga-ooga
Ooga-chaka, ooga-ooga
Puts a smile on my face every time.